Air Quality in Haarlem, Netherlands

Windy
15.3°C · 59.9% humidity
15.3°
Feels 15.3°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
14 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
5 2pm
0
5
27 5pm
21
16
33 8pm
31
9
8 11pm
7
7
6 2am
26
26
25 5am
25
5
25 8am
25
25
5 11am
0
0
Station readings
6
2
CAMS model adj -29
34
27
34
34
34
34
54
54
34
34
34
34
34
54
54
54
54
34
54
54
54
34
27
27
AD 728×90

Air Quality Index Trend

45h · 1 stn

Haarlem's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.

59.9%
Humidity
45.4 km/h
Wind NNW
1029.4 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
27
6.5 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Haarlem?

Temperature & Precipitation

PM2.5 Trend

45h · 1 station
PM2.56.5 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (14 stations within 25 km)
6.5
Median
6.52
Average
0.97
Low
11.5
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +0.6

What is the 7-day forecast for Haarlem?

09-05
18.3° 15.3°
0.69 mm
09-06
18.8° 17.1°
2.19 mm
09-07
18.0° 15.8°
3.94 mm
09-08
18.7° 16.2°
11.38 mm
09-09
18.9° 15.4°
7.5 mm
09-10
18.6° 13.1°
0.13 mm
09-11
14.9° 13.2°
1.87 mm
Both models agree Avg diff: 1.8°C

Where are air quality stations near Haarlem?

27
Schipholweg, Haarlem
1.2 km PM2.5: 6.5 µg/m³
22
Spaarnwoude, Amsterdam
6.5 km PM2.5: 5.3 µg/m³
33
PNH Badhoevedorp
10.7 km PM2.5: 7.9 µg/m³
24
PNH Reijndersweg
11.6 km PM2.5: 5.8 µg/m³
26
West, PNH Beverwijk
12.1 km PM2.5: 6.2 µg/m³
26
West, PNH Beverwijk
12.1 km PM2.5: 6.2 µg/m³
33
Wijk aan Zee-Bosweg
12.4 km PM2.5: 7.9 µg/m³ PM10: 17.1 µg/m³
34
PNH Wijk aan Zee
12.8 km PM2.5: 8.2 µg/m³
26
PNH Hemkade
14.0 km PM2.5: 6.2 µg/m³
48
Einsteinweg, Amsterdam
14.1 km PM2.5: 11.5 µg/m³

What cities are near Haarlem?

27 Heemstede 27 Velserbroek 27 Zandvoort 28 Velsen-Zuid 28 IJmuiden 28 Hoofddorp 24 Hillegom 27 Beverwijk 28 Assendelft 25 Nieuw-Vennep
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T15:05 UTC.